package recursion;

public class NotUrType {
	
	public static void main(String[] args) {
		String str = null;
		System.out.println(str instanceof String);
	}

}

class Type2{
	public static void main(String[] args) {
		System.out.println(new Type2() instanceof Type2);
	}
}

class Type3{
	public static void main(String[] args) {
		Type3 t = (Type3) new Object();
	}
}